ntdll: import dll from dir of referring dll if not found instandard locations

[Dmitry Timoshkov]

"Hongbo Ni" <hongbo at njstar.com> wrote:

> This patch fixes bug 14699. It should fix all failed applications
> which try to load a dll from specific folder, and the dll is link
> another dll in the same folder.

Please add a test case for this behaviour to confirm that your patch
is doing a correct thing.

-- 
Dmitry.